Answer:
- [tex]\frac{11\pi }{9}[/tex]
Step-by-step explanation:
To convert degrees to radians
radian measure = degree measure × [tex]\frac{\pi }{180}[/tex] , then
radian measure = - 220 × [tex]\frac{\pi }{180}[/tex] ( divide 220 and 180 by 20 )
= - [tex]\frac{11\pi }{9}[/tex]